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stm32 does not use all 256 interrupts of Cortex-M3, only a part of it (16 cores + 68 external interrupts) Interrupt Line Pin 0 of all GPIO ports corresponds to the EXTI0 interrupt line, an...[Details]
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When the output power of the digital power amplifier is greater than 50W, it is not possible to use only a monolithic fully integrated integrated circuit to construct the amplifier. It is necessary to...[Details]
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The pace of renewal and replacement in the global automotive industry is accelerating, and competition is becoming increasingly fierce. In order to grasp the pulse of the market and meet the increas...[Details]
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At present, 115V/400 Hz power supply is widely used in aviation, aerospace and other military equipment. Military equipment generally has high requirements for frequency accuracy, so it must be tes...[Details]
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1 Introduction
Three-phase asynchronous motors are widely used, but the current is very large (6-8 times) when starting at full voltage directly. Traditional methods use step-down star...[Details]
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January 16, 2023, Shanghai, China – On January 12, 2023, the WIM Innovators Annual Conference was successfully held. At the meeting, Yiou United Chip List released the 2022 semiconductor series list....[Details]
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According to previous predictions, Apple will continue to launch the new iPhone 13 series in September this year (some sources also call it the iPhone 12s series). According to past practices, this y...[Details]
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Today, we increasingly receive medical care and monitoring outside of traditional settings such as hospitals, clinics or doctors’ offices.
This alleviates the pressure on clinical spaces caus...[Details]
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This involves a very important register, the clock configuration register: RCC_CFGR 1 #if defined (STM32F10X_LD_VL) || (defined STM32F10X_MD_VL) || (defined STM32F10X_HD_VL) 2 /* #define SYSCLK_...[Details]
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The more the term "Internet of Everything" is discussed, the closer it is to the Internet of Everything. Especially with 5G on the horizon, everyone is looking forward to the arrival of an era that h...[Details]
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When it comes to semiconductor chips, the companies that people often think of are design companies such as Qualcomm, HiSilicon, Nvidia, AMD, MediaTek, and Apple, foundry companies such as TSMC and S...[Details]
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#include AT89X52.h #include intrins.h #define Delaynop(){_nop_();_nop_();_nop_();_nop_();} sbit RS=P2^0; sbit RW=P2^1; sbit EN=P2^2; void Delayms(unsigned int ms); bit LCD_Busy(); void LCD_P...[Details]
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Note: Every time data is sent, the LED flashes
/*
*illustrate:
*PA0:KEY1;PA1:KEY2;
*PA2:LED1;PA3:LED2;
*PA9:USART1_TX;PA10:USART1_RX
*/
#include "stm32f10x.h"
#include "stm32f10x_rcc.h"
#include ...[Details]
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The following is from Microsoft's official blog Microsoft is committed to making digital transformation easy, fast and cost-effective for our customers. We believe that software is the foundation o...[Details]
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1-4-3. Calculation of energy storage inductance of parallel switching power supply The calculation of the energy storage inductor in the parallel switching power supply is basically the same as the n...[Details]